Miami, is the cultural, economic, and financial center of South Florida. Miami is the seat of Miami-Dade County, the most populous county in Florida. It covers an area of about 56.6 square miles (147 km2), between the Florida Everglades to the west and Biscayne Bay on the east, making it the sixth most densely populated large US city. The Miami metropolitan area, is home to 6.1 million people and the seventh-largest metropolitan area in the nation. Miami’s metro area is the second-most populous metropolis in the southeastern United States and fourth-largest urban area in the U.S.